git.oblomov.eu Git - wine/blob - dlls/shell32/pidl.c

   1 /*
   2  *      pidl Handling
   3  *
   4  *      Copyright 1998  Juergen Schmied
   5  *
   6  * NOTES
   7  *  a pidl == NULL means desktop and is legal
   8  *
   9  */
  10
  11 #include <ctype.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14 #include <assert.h>
  15 #include "debugtools.h"
  16 #include "shell.h"
  17 #include "shlguid.h"
  18 #include "winerror.h"
  19 #include "winnls.h"
  20 #include "winversion.h"
  21 #include "shell32_main.h"
  22
  23 #include "pidl.h"
  24
  25 DECLARE_DEBUG_CHANNEL(pidl)
  26 DECLARE_DEBUG_CHANNEL(shell)
  27
  28 static char * szMyComp = "My Computer"; /* for comparing */
  29 static char * szNetHood = "Network Neighbourhood";      /* for comparing */
  30
  31 void pdump (LPCITEMIDLIST pidl)
  32 {       DWORD type;
  33         CHAR * szData;
  34         CHAR * szShortName;
  35         LPITEMIDLIST pidltemp = pidl;
  36         if (! pidltemp)
  37         { TRACE_(pidl)("-------- pidl = NULL (Root)\n");
  38           return;
  39         }
  40         TRACE_(pidl)("-------- pidl=%p \n", pidl);
  41         if (pidltemp->mkid.cb)
  42         { do
  43           { type   = _ILGetDataPointer(pidltemp)->type;
  44             szData = _ILGetTextPointer(type, _ILGetDataPointer(pidltemp));
  45             szShortName = _ILGetSTextPointer(type, _ILGetDataPointer(pidltemp));
  46
  47             TRACE_(pidl)("---- pidl=%p size=%u type=%lx %s, (%s)\n",
  48                        pidltemp, pidltemp->mkid.cb,type,debugstr_a(szData), debugstr_a(szShortName));
  49
  50             pidltemp = ILGetNext(pidltemp);
  51           } while (pidltemp->mkid.cb);
  52           return;
  53         }
  54         else
  55           TRACE_(pidl)("empty pidl (Desktop)\n");
  56 }
  57 #define BYTES_PRINTED 32
  58 BOOL pcheck (LPCITEMIDLIST pidl)
  59 {       DWORD type, ret=TRUE;
  60
  61         LPITEMIDLIST pidltemp = pidl;
  62
  63         if (pidltemp && pidltemp->mkid.cb)
  64         { do
  65           { type   = _ILGetDataPointer(pidltemp)->type;
  66             switch (type)
  67             { case PT_DESKTOP:
  68               case PT_MYCOMP:
  69               case PT_SPECIAL:
  70               case PT_DRIVE:
  71               case PT_DRIVE1:
  72               case PT_DRIVE2:
  73               case PT_DRIVE3:
  74               case PT_FOLDER:
  75               case PT_VALUE:
  76               case PT_FOLDER1:
  77               case PT_WORKGRP:
  78               case PT_COMP:
  79               case PT_NETWORK:
  80               case PT_SHARE:
  81               case PT_IESPECIAL:
  82                 break;
  83               default:
  84               {
  85                 char szTemp[BYTES_PRINTED*4 + 1];
  86                 int i;
  87                 unsigned char c;
  88
  89                 memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
  90                 for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
  91                 {
  92                   c = ((unsigned char *)pidltemp)[i];
  93
  94                   szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
  95                   szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
  96                   szTemp[i*3+2] = ' ';
  97                   szTemp[i+BYTES_PRINTED*3]  =  (c>=0x20 && c <=0x80) ? c : '.';
  98                 }
  99                 szTemp[BYTES_PRINTED*4] = 0x00;
 100                 ERR_(pidl)("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
 101                 ret = FALSE;
 102               }
 103             }
 104             pidltemp = ILGetNext(pidltemp);
 105           } while (pidltemp->mkid.cb);
 106         }
 107         return ret;
 108 }
 109
 110 /*************************************************************************
 111  * ILGetDisplayName                     [SHELL32.15]
 112  */
 113 BOOL WINAPI ILGetDisplayName(LPCITEMIDLIST pidl,LPSTR path)
 114 {       TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
 115         return SHGetPathFromIDListA(pidl, path);
 116 }
 117 /*************************************************************************
 118  * ILFindLastID [SHELL32.16]
 119  */
 120 LPITEMIDLIST WINAPI ILFindLastID(LPITEMIDLIST pidl)
 121 {       LPITEMIDLIST   pidlLast = NULL;
 122
 123         TRACE_(pidl)("(pidl=%p)\n",pidl);
 124
 125         while (pidl->mkid.cb)
 126         { pidlLast = pidl;
 127           pidl = ILGetNext(pidl);
 128         }
 129         return pidlLast;
 130 }
 131 /*************************************************************************
 132  * ILRemoveLastID [SHELL32.17]
 133  * NOTES
 134  *  Removes the last item
 135  */
 136 BOOL WINAPI ILRemoveLastID(LPCITEMIDLIST pidl)
 137 {       TRACE_(shell)("pidl=%p\n",pidl);
 138         if (!pidl || !pidl->mkid.cb)
 139           return 0;
 140         ILFindLastID(pidl)->mkid.cb = 0;
 141         return 1;
 142 }
 143
 144 /*************************************************************************
 145  * ILClone [SHELL32.18]
 146  *
 147  * NOTES
 148  *    dupicate an idlist
 149  */
 150 LPITEMIDLIST WINAPI ILClone (LPCITEMIDLIST pidl)
 151 { DWORD    len;
 152   LPITEMIDLIST  newpidl;
 153
 154   if (!pidl)
 155     return NULL;
 156
 157   len = ILGetSize(pidl);
 158   newpidl = (LPITEMIDLIST)SHAlloc(len);
 159   if (newpidl)
 160     memcpy(newpidl,pidl,len);
 161
 162   TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
 163   pdump(pidl);
 164
 165   return newpidl;
 166 }
 167 /*************************************************************************
 168  * ILCloneFirst [SHELL32.19]
 169  *
 170  * NOTES
 171  *  duplicates the first idlist of a complex pidl
 172  */
 173 LPITEMIDLIST WINAPI ILCloneFirst(LPCITEMIDLIST pidl)
 174 {       DWORD len;
 175         LPITEMIDLIST newpidl=NULL;
 176
 177         TRACE_(pidl)("pidl=%p \n",pidl);
 178         pdump(pidl);
 179
 180         if (pidl)
 181         { len = pidl->mkid.cb;
 182           newpidl = (LPITEMIDLIST) SHAlloc (len+2);
 183           if (newpidl)
 184           { memcpy(newpidl,pidl,len);
 185             ILGetNext(newpidl)->mkid.cb = 0x00;
 186           }
 187         }
 188         TRACE_(pidl)("-- newpidl=%p\n",newpidl);
 189
 190         return newpidl;
 191 }
 192 /*************************************************************************
 193  * ILLoadFromStream
 194  *
 195  * NOTES
 196  *   the first two bytes are the len, the pidl is following then
 197  */
 198 HRESULT WINAPI ILLoadFromStream (IStream * pStream, LPITEMIDLIST * ppPidl)
 199 {       WORD            wLen = 0;
 200         DWORD           dwBytesRead;
 201         HRESULT         ret = E_FAIL;
 202
 203
 204         TRACE_(shell)("%p %p\n", pStream ,  ppPidl);
 205
 206         if (*ppPidl)
 207         { SHFree(*ppPidl);
 208           *ppPidl = NULL;
 209         }
 210
 211         IStream_AddRef (pStream);
 212
 213         if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
 214         { *ppPidl = SHAlloc (wLen);
 215           if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
 216           { ret = S_OK;
 217           }
 218           else
 219           { SHFree(*ppPidl);
 220             *ppPidl = NULL;
 221           }
 222         }
 223
 224         /* we are not jet fully compatible */
 225         if (!pcheck(*ppPidl))
 226         { SHFree(*ppPidl);
 227           *ppPidl = NULL;
 228         }
 229
 230
 231         IStream_Release (pStream);
 232
 233         return ret;
 234 }
 235 /*************************************************************************
 236  * SHILCreateFromPath   [SHELL32.28]
 237  *
 238  * NOTES
 239  *   wraper for IShellFolder::ParseDisplayName()
 240  */
 241 HRESULT WINAPI SHILCreateFromPathA (LPSTR path, LPITEMIDLIST * ppidl, DWORD attributes)
 242 {       LPSHELLFOLDER sf;
 243         WCHAR lpszDisplayName[MAX_PATH];
 244         DWORD pchEaten;
 245         HRESULT ret = E_FAIL;
 246
 247         TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes);
 248
 249         LocalToWideChar(lpszDisplayName, path, MAX_PATH);
 250
 251         if (SUCCEEDED (SHGetDesktopFolder(&sf)))
 252         { ret = sf->lpvtbl->fnParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,&attributes);
 253           sf->lpvtbl->fnRelease(sf);
 254         }
 255         return ret;
 256 }
 257 HRESULT WINAPI SHILCreateFromPathW (LPWSTR path, LPITEMIDLIST * ppidl, DWORD attributes)
 258 {       LPSHELLFOLDER sf;
 259         DWORD pchEaten;
 260         HRESULT ret = E_FAIL;
 261
 262         TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes);
 263
 264         if (SUCCEEDED (SHGetDesktopFolder(&sf)))
 265         { ret = sf->lpvtbl->fnParseDisplayName(sf,0, NULL, path, &pchEaten, ppidl, &attributes);
 266           sf->lpvtbl->fnRelease(sf);
 267         }
 268         return ret;
 269 }
 270 HRESULT WINAPI SHILCreateFromPathAW (LPVOID path, LPITEMIDLIST * ppidl, DWORD attributes)
 271 {
 272         if ( VERSION_OsIsUnicode())
 273           return SHILCreateFromPathW (path, ppidl, attributes);
 274         return SHILCreateFromPathA (path, ppidl, attributes);
 275 }
 276
 277 /*************************************************************************
 278  * SHCloneSpecialIDList [SHELL32.89]
 279  *
 280  * PARAMETERS
 281  *  hwndOwner   [in]
 282  *  nFolder     [in]    CSIDL_xxxxx ??
 283  *
 284  * RETURNS
 285  *  pidl ??
 286  * NOTES
 287  *     exported by ordinal
 288  */
 289 LPITEMIDLIST WINAPI SHCloneSpecialIDList(HWND hwndOwner,DWORD nFolder,DWORD x3)
 290 {       LPITEMIDLIST ppidl;
 291         WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
 292                                          hwndOwner,nFolder,x3);
 293
 294         SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
 295
 296         return ppidl;
 297 }
 298
 299 /*************************************************************************
 300  * ILGlobalClone [SHELL32.97]
 301  *
 302  */
 303 LPITEMIDLIST WINAPI ILGlobalClone(LPCITEMIDLIST pidl)
 304 {       DWORD    len;
 305         LPITEMIDLIST  newpidl;
 306
 307         if (!pidl)
 308           return NULL;
 309
 310         len = ILGetSize(pidl);
 311         newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
 312         if (newpidl)
 313           memcpy(newpidl,pidl,len);
 314
 315         TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
 316         pdump(pidl);
 317
 318         return newpidl;
 319 }
 320
 321 /*************************************************************************
 322  * ILIsEqual [SHELL32.21]
 323  *
 324  */
 325 BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
 326 {       LPPIDLDATA ppidldata;
 327         CHAR * szData1;
 328         CHAR * szData2;
 329
 330         LPITEMIDLIST pidltemp1 = pidl1;
 331         LPITEMIDLIST pidltemp2 = pidl2;
 332
 333         TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
 334
 335         /* explorer reads from registry directly (StreamMRU),
 336            so we can only check here */
 337         if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
 338           return FALSE;
 339
 340         pdump (pidl1);
 341         pdump (pidl2);
 342
 343         if ( (!pidl1) || (!pidl2) )
 344         { return FALSE;
 345         }
 346
 347         if (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
 348         { do
 349           { ppidldata = _ILGetDataPointer(pidltemp1);
 350             szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
 351
 352             ppidldata = _ILGetDataPointer(pidltemp2);
 353             szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
 354
 355             if (!szData1 || !szData2)
 356             { FIXME_(pidl)("Failure getting text pointer");
 357               return FALSE;
 358             }
 359
 360             if (strcmp ( szData1, szData2 )!=0 )
 361               return FALSE;
 362
 363             pidltemp1 = ILGetNext(pidltemp1);
 364             pidltemp2 = ILGetNext(pidltemp2);
 365
 366           } while (pidltemp1->mkid.cb && pidltemp2->mkid.cb);
 367         }
 368         if (!pidltemp1 && !pidltemp2)
 369         { TRACE_(shell)("--- equal\n");
 370           return TRUE;
 371         }
 372
 373         return FALSE;
 374 }
 375 /*************************************************************************
 376  * ILIsParent [SHELL32.23]
 377  *
 378  * parent=a/b   child=a/b/c -> true, c is in folder a/b
 379  *              child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
 380  *              child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
 381  */
 382 BOOL WINAPI ILIsParent( LPCITEMIDLIST pidlParent, LPCITEMIDLIST pidlChild, BOOL bImmediate)
 383 {
 384         LPPIDLDATA ppidldata;
 385         CHAR * szData1;
 386         CHAR * szData2;
 387
 388         LPITEMIDLIST pParent = pidlParent;
 389         LPITEMIDLIST pChild = pidlChild;
 390
 391         TRACE_(pidl)("%p %p %x\n", pidlParent, pidlChild, bImmediate);
 392
 393         if (pParent->mkid.cb && pChild->mkid.cb)
 394         { do
 395           { ppidldata = _ILGetDataPointer(pParent);
 396             szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
 397
 398             ppidldata = _ILGetDataPointer(pChild);
 399             szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
 400
 401             if (!szData1 || !szData2)
 402             { FIXME_(pidl)("Failure getting text pointer");
 403               return FALSE;
 404             }
 405
 406             if (strcmp ( szData1, szData2 )!=0 )
 407               return FALSE;
 408
 409             pParent = ILGetNext(pParent);
 410             pChild = ILGetNext(pChild);
 411
 412           } while (pParent->mkid.cb && pChild->mkid.cb);
 413         }
 414
 415         if ( pParent->mkid.cb || ! pChild->mkid.cb)     /* child shorter or has equal length to parent */
 416           return FALSE;
 417
 418         if ( ILGetNext(pChild)->mkid.cb && bImmediate)  /* not immediate descent */
 419           return FALSE;
 420
 421         return TRUE;
 422 }
 423
 424 /*************************************************************************
 425  * ILFindChild [SHELL32.24]
 426  *
 427  * NOTES
 428  *  Compares elements from pidl1 and pidl2.
 429  *  When at least the first element is equal, it gives a pointer
 430  *  to the first different element of pidl 2 back.
 431  *  Returns 0 if pidl 2 is shorter.
 432  */
 433 LPITEMIDLIST WINAPI ILFindChild(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
 434 {       LPPIDLDATA ppidldata;
 435         CHAR * szData1;
 436         CHAR * szData2;
 437
 438         LPITEMIDLIST pidltemp1 = pidl1;
 439         LPITEMIDLIST pidltemp2 = pidl2;
 440         LPITEMIDLIST ret=NULL;
 441
 442         TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
 443
 444         /* explorer reads from registry directly (StreamMRU),
 445            so we can only check here */
 446         if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
 447           return FALSE;
 448
 449         pdump (pidl1);
 450         pdump (pidl2);
 451
 452         if ( !pidl1 || !pidl1->mkid.cb)         /* pidl 1 is desktop (root) */
 453         { TRACE_(shell)("--- %p\n", pidl2);
 454           return pidl2;
 455         }
 456
 457         if (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
 458         { do
 459           { ppidldata = _ILGetDataPointer(pidltemp1);
 460             szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
 461
 462             ppidldata = _ILGetDataPointer(pidltemp2);
 463             szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
 464
 465             pidltemp2 = ILGetNext(pidltemp2);   /* points behind the pidl2 */
 466
 467             if (strcmp(szData1,szData2) == 0)
 468             { ret = pidltemp2;  /* found equal element */
 469             }
 470             else
 471             { if (ret)          /* different element after equal -> break */
 472               { ret = NULL;
 473                 break;
 474               }
 475             }
 476             pidltemp1 = ILGetNext(pidltemp1);
 477           } while (pidltemp1->mkid.cb && pidltemp2->mkid.cb);
 478         }
 479
 480         if (!pidltemp2->mkid.cb)
 481         { return NULL; /* complete equal or pidl 2 is shorter */
 482         }
 483
 484         TRACE_(shell)("--- %p\n", ret);
 485         return ret; /* pidl 1 is shorter */
 486 }
 487
 488 /*************************************************************************
 489  * ILCombine [SHELL32.25]
 490  *
 491  * NOTES
 492  *  Concatenates two complex idlists.
 493  *  The pidl is the first one, pidlsub the next one
 494  *  Does not destroy the passed in idlists!
 495  */
 496 LPITEMIDLIST WINAPI ILCombine(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
 497 { DWORD    len1,len2;
 498   LPITEMIDLIST  pidlNew;
 499
 500   TRACE_(pidl)("pidl=%p pidl=%p\n",pidl1,pidl2);
 501
 502   if(!pidl1 && !pidl2)
 503   {  return NULL;
 504   }
 505
 506   pdump (pidl1);
 507   pdump (pidl2);
 508
 509   if(!pidl1)
 510   { pidlNew = ILClone(pidl2);
 511     return pidlNew;
 512   }
 513
 514   if(!pidl2)
 515   { pidlNew = ILClone(pidl1);
 516     return pidlNew;
 517   }
 518
 519   len1  = ILGetSize(pidl1)-2;
 520   len2  = ILGetSize(pidl2);
 521   pidlNew  = SHAlloc(len1+len2);
 522
 523   if (pidlNew)
 524   { memcpy(pidlNew,pidl1,len1);
 525     memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
 526   }
 527
 528 /*  TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
 529   return pidlNew;
 530 }
 531 /*************************************************************************
 532  *  SHGetRealIDL [SHELL32.98]
 533  *
 534  * NOTES
 535  */
 536 LPITEMIDLIST WINAPI SHGetRealIDL(LPSHELLFOLDER lpsf, LPITEMIDLIST pidl, DWORD z)
 537 {       FIXME_(pidl)("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
 538         pdump (pidl);
 539         return 0;
 540 }
 541
 542 /*************************************************************************
 543  *  SHLogILFromFSIL [SHELL32.95]
 544  *
 545  * NOTES
 546  */
 547 LPITEMIDLIST WINAPI SHLogILFromFSIL(LPITEMIDLIST pidl)
 548 {       FIXME_(pidl)("(pidl=%p)\n",pidl);
 549         pdump(pidl);
 550         return 0;
 551 }
 552
 553 /*************************************************************************
 554  * ILGetSize [SHELL32.152]
 555  *  gets the byte size of an idlist including zero terminator (pidl)
 556  *
 557  * PARAMETERS
 558  *  pidl ITEMIDLIST
 559  *
 560  * RETURNS
 561  *  size of pidl
 562  *
 563  * NOTES
 564  *  exported by ordinal
 565  */
 566 DWORD WINAPI ILGetSize(LPITEMIDLIST pidl)
 567 {       LPSHITEMID si = &(pidl->mkid);
 568         DWORD  len=0;
 569
 570         if (pidl)
 571         { while (si->cb)
 572           { len += si->cb;
 573             si  = (LPSHITEMID)(((LPBYTE)si)+si->cb);
 574           }
 575           len += 2;
 576         }
 577         TRACE_(pidl)("pidl=%p size=%lu\n",pidl, len);
 578         return len;
 579 }
 580 /*************************************************************************
 581  * ILGetNext [SHELL32.153]
 582  *  gets the next simple pidl of a complex pidl
 583  *
 584  * PARAMETERS
 585  *  pidl ITEMIDLIST
 586  *
 587  * RETURNS
 588  *  pointer to next element
 589  *  NULL when last element ist reached
 590  *
 591  */
 592 LPITEMIDLIST WINAPI ILGetNext(LPITEMIDLIST pidl)
 593 {       LPITEMIDLIST nextpidl;
 594         WORD len;
 595
 596         TRACE_(pidl)("(pidl=%p)\n",pidl);
 597         if(pidl)
 598         { len =  pidl->mkid.cb;
 599           if (len)
 600           { nextpidl = (LPITEMIDLIST) (((LPBYTE)pidl)+len);
 601             return nextpidl;
 602           }
 603         }
 604         return NULL;
 605 }
 606 /*************************************************************************
 607  * ILAppend [SHELL32.154]
 608  *
 609  * NOTES
 610  *  Adds the single item to the idlist indicated by pidl.
 611  *  if bEnd is 0, adds the item to the front of the list,
 612  *  otherwise adds the item to the end. (???)
 613  *  Destroys the passed in idlist! (???)
 614  */
 615 LPITEMIDLIST WINAPI ILAppend(LPITEMIDLIST pidl,LPCITEMIDLIST item,BOOL bEnd)
 616 {       LPITEMIDLIST idlRet;
 617         WARN_(pidl)("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
 618         pdump (pidl);
 619         pdump (item);
 620
 621         if (_ILIsDesktop(pidl))
 622         {  idlRet = ILClone(item);
 623            if (pidl)
 624              SHFree (pidl);
 625            return idlRet;
 626         }
 627         if (bEnd)
 628         { idlRet=ILCombine(pidl,item);
 629         }
 630         else
 631         { idlRet=ILCombine(item,pidl);
 632         }
 633         SHFree(pidl);
 634         return idlRet;
 635 }
 636 /*************************************************************************
 637  * ILFree [SHELL32.155]
 638  *
 639  * NOTES
 640  *     free_check_ptr - frees memory (if not NULL)
 641  *     allocated by SHMalloc allocator
 642  *     exported by ordinal
 643  */
 644 DWORD WINAPI ILFree(LPITEMIDLIST pidl)
 645 {       TRACE_(pidl)("(pidl=0x%08lx)\n",(DWORD)pidl);
 646
 647         if (!pidl)
 648           return FALSE;
 649
 650         return SHFree(pidl);
 651 }
 652 /*************************************************************************
 653  * ILGlobalFree [SHELL32.156]
 654  *
 655  */
 656 DWORD WINAPI ILGlobalFree( LPITEMIDLIST pidl)
 657 {       TRACE_(pidl)("%p\n",pidl);
 658
 659         if (!pidl)
 660           return FALSE;
 661
 662         return pCOMCTL32_Free (pidl);
 663 }
 664 /*************************************************************************
 665  * ILCreateFromPath [SHELL32.157]
 666  *
 667  */
 668 LPITEMIDLIST WINAPI ILCreateFromPathA (LPSTR path)
 669 {       LPITEMIDLIST pidlnew;
 670
 671         TRACE_(shell)("%s\n",path);
 672         if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, 0)))
 673           return pidlnew;
 674         return FALSE;
 675 }
 676 LPITEMIDLIST WINAPI ILCreateFromPathW (LPWSTR path)
 677 {       LPITEMIDLIST pidlnew;
 678
 679         TRACE_(shell)("%s\n",debugstr_w(path));
 680
 681         if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, 0)))
 682           return pidlnew;
 683         return FALSE;
 684 }
 685 LPITEMIDLIST WINAPI ILCreateFromPathAW (LPVOID path)
 686 {
 687         if ( VERSION_OsIsUnicode())
 688           return ILCreateFromPathW (path);
 689         return ILCreateFromPathA (path);
 690 }
 691 /*************************************************************************
 692  *  SHSimpleIDListFromPath [SHELL32.162]
 693  *
 694  */
 695 LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPVOID lpszPath)
 696 {       LPCSTR  lpszElement;
 697         char    lpszTemp[MAX_PATH];
 698
 699         if (!lpszPath)
 700           return 0;
 701
 702         if ( VERSION_OsIsUnicode())
 703         { TRACE_(pidl)("(path=L%s)\n",debugstr_w((LPWSTR)lpszPath));
 704           WideCharToLocal(lpszTemp, lpszPath, MAX_PATH);
 705         }
 706         else
 707         { TRACE_(pidl)("(path=%s)\n",(LPSTR)lpszPath);
 708           strcpy(lpszTemp, lpszPath);
 709         }
 710
 711         lpszElement = PathFindFilenameA(lpszTemp);
 712         if( GetFileAttributesA(lpszTemp) & FILE_ATTRIBUTE_DIRECTORY )
 713         { return _ILCreateFolder(NULL, lpszElement);    /*FIXME: fill shortname */
 714         }
 715         return _ILCreateValue(NULL, lpszElement);       /*FIXME: fill shortname */
 716 }
 717 /*************************************************************************
 718  * SHGetDataFromIDListA [SHELL32.247]
 719  *
 720  */
 721 HRESULT WINAPI SHGetDataFromIDListA(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
 722 {       TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
 723
 724         if (! psf || !dest )
 725           return E_INVALIDARG;
 726
 727         switch (nFormat)
 728         { case SHGDFIL_FINDDATA:
 729             {  WIN32_FIND_DATAA * pfd = dest;
 730                STRRET   lpName;
 731                CHAR     pszPath[MAX_PATH];
 732                HANDLE handle;
 733
 734                if ( len < sizeof (WIN32_FIND_DATAA))
 735                  return E_INVALIDARG;
 736
 737                psf->lpvtbl->fnAddRef(psf);
 738                psf->lpvtbl->fnGetDisplayNameOf( psf, pidl, SHGDN_FORPARSING, &lpName);
 739                psf->lpvtbl->fnRelease(psf);
 740
 741                strcpy(pszPath,lpName.u.cStr);
 742                if ((handle  = FindFirstFileA ( pszPath, pfd)))
 743                  FindClose (handle);
 744             }
 745             break;
 746           case SHGDFIL_NETRESOURCE:
 747           case SHGDFIL_DESCRIPTIONID:
 748             FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
 749             break;
 750           default:
 751             ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
 752         }
 753         return E_INVALIDARG;
 754 }
 755 /*************************************************************************
 756  * SHGetDataFromIDListW [SHELL32.247]
 757  *
 758  */
 759 HRESULT WINAPI SHGetDataFromIDListW(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
 760 {       FIXME_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
 761         return SHGetDataFromIDListA( psf, pidl, nFormat, dest, len);
 762 }
 763
 764 /**************************************************************************
 765 * internal functions
 766 */
 767
 768 /**************************************************************************
 769  *  _ILCreateDesktop()
 770  *  _ILCreateMyComputer()
 771  *  _ILCreateDrive()
 772  *  _ILCreateFolder()
 773  *  _ILCreateValue()
 774  */
 775 LPITEMIDLIST WINAPI _ILCreateDesktop()
 776 {       TRACE_(pidl)("()\n");
 777         return _ILCreate(PT_DESKTOP, NULL, 0);
 778 }
 779 LPITEMIDLIST WINAPI _ILCreateMyComputer()
 780 {       TRACE_(pidl)("()\n");
 781         return _ILCreate(PT_MYCOMP, &IID_MyComputer, sizeof(GUID));
 782 }
 783 LPITEMIDLIST WINAPI _ILCreateDrive( LPCSTR lpszNew)
 784 {       char sTemp[4];
 785         strncpy (sTemp,lpszNew,4);
 786         sTemp[2]='\\';
 787         sTemp[3]=0x00;
 788         TRACE_(pidl)("(%s)\n",sTemp);
 789         return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
 790 }
 791 LPITEMIDLIST WINAPI _ILCreateFolder( LPCSTR lpszShortName, LPCSTR lpszName)
 792 {       char    buff[MAX_PATH];
 793         char *  pbuff = buff;
 794         ULONG   len, len1;
 795
 796         TRACE_(pidl)("(%s, %s)\n",lpszShortName, lpszName);
 797
 798         len = strlen (lpszName)+1;
 799         memcpy (pbuff, lpszName, len);
 800         pbuff += len;
 801
 802         if (lpszShortName)
 803         { len1 = strlen (lpszShortName)+1;
 804           memcpy (pbuff, lpszShortName, len1);
 805         }
 806         else
 807         { len1 = 1;
 808           *pbuff = 0x00;
 809         }
 810         return _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
 811 }
 812 LPITEMIDLIST WINAPI _ILCreateValue(LPCSTR lpszShortName, LPCSTR lpszName)
 813 {       char    buff[MAX_PATH];
 814         char *  pbuff = buff;
 815         ULONG   len, len1;
 816
 817         TRACE_(pidl)("(%s, %s)\n", lpszShortName, lpszName);
 818
 819         len = strlen (lpszName)+1;
 820         memcpy (pbuff, lpszName, len);
 821         pbuff += len;
 822
 823         if (lpszShortName)
 824         { len1 = strlen (lpszShortName)+1;
 825           memcpy (pbuff, lpszShortName, len1);
 826         }
 827         else
 828         { len1 = 1;
 829           *pbuff = 0x00;
 830         }
 831         return _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
 832 }
 833
 834 /**************************************************************************
 835  *  _ILGetDrive()
 836  *
 837  *  Gets the text for the drive eg. 'c:\'
 838  *
 839  * RETURNS
 840  *  strlen (lpszText)
 841  */
 842 DWORD WINAPI _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT16 uSize)
 843 {       TRACE_(pidl)("(%p,%p,%u)\n",pidl,pOut,uSize);
 844
 845         if(_ILIsMyComputer(pidl))
 846           pidl = ILGetNext(pidl);
 847
 848         if (pidl && _ILIsDrive(pidl))
 849           return _ILGetData(PT_DRIVE, pidl, (LPVOID)pOut, uSize)-1;
 850
 851         return 0;
 852 }
 853 /**************************************************************************
 854  *  _ILGetItemText()
 855  *  Gets the text for only the first item
 856  *
 857  * RETURNS
 858  *  strlen (lpszText)
 859  */
 860 DWORD WINAPI _ILGetItemText(LPCITEMIDLIST pidl, LPSTR lpszText, UINT16 uSize)
 861 {       DWORD ret = 0;
 862
 863         TRACE_(pidl)("(pidl=%p %p %d)\n",pidl,lpszText,uSize);
 864         if (_ILIsMyComputer(pidl))
 865         { ret = _ILGetData(PT_MYCOMP, pidl, (LPVOID)lpszText, uSize)-1;
 866         }
 867         else if (_ILIsDrive(pidl))
 868         { ret = _ILGetData(PT_DRIVE, pidl, (LPVOID)lpszText, uSize)-1;
 869         }
 870         else if (_ILIsFolder (pidl))
 871         { ret = _ILGetData(PT_FOLDER, pidl, (LPVOID)lpszText, uSize)-1;
 872         }
 873         else if (_ILIsValue (pidl))
 874         { ret = _ILGetData(PT_VALUE, pidl, (LPVOID)lpszText, uSize)-1;
 875         }
 876         TRACE_(pidl)("(-- %s)\n",debugstr_a(lpszText));
 877         return ret;
 878 }
 879 /**************************************************************************
 880  *  _ILIsDesktop()
 881  *  _ILIsDrive()
 882  *  _ILIsFolder()
 883  *  _ILIsValue()
 884  */
 885 BOOL WINAPI _ILIsDesktop(LPCITEMIDLIST pidl)
 886 {       TRACE_(pidl)("(%p)\n",pidl);
 887         return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
 888 }
 889
 890 BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST pidl)
 891 {       LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
 892         TRACE_(pidl)("(%p)\n",pidl);
 893         return (pidl && lpPData && PT_MYCOMP == lpPData->type);
 894 }
 895
 896 BOOL WINAPI _ILIsDrive(LPCITEMIDLIST pidl)
 897 {       LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
 898         TRACE_(pidl)("(%p)\n",pidl);
 899         return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
 900                                     PT_DRIVE1 == lpPData->type ||
 901                                     PT_DRIVE2 == lpPData->type ||
 902                                     PT_DRIVE3 == lpPData->type));
 903 }
 904
 905 BOOL WINAPI _ILIsFolder(LPCITEMIDLIST pidl)
 906 {       LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
 907         TRACE_(pidl)("(%p)\n",pidl);
 908         return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
 909 }
 910
 911 BOOL WINAPI _ILIsValue(LPCITEMIDLIST pidl)
 912 {       LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
 913         TRACE_(pidl)("(%p)\n",pidl);
 914         return (pidl && lpPData && PT_VALUE == lpPData->type);
 915 }
 916
 917 /**************************************************************************
 918  *  _ILGetFolderText()
 919  *  Creates a Path string from a PIDL, filtering out the special Folders and values
 920  *  There is no trailing backslash
 921  *  When lpszPath is NULL the needed size is returned
 922  *
 923  * RETURNS
 924  *  strlen(lpszPath)
 925  */
 926 DWORD WINAPI _ILGetFolderText(LPCITEMIDLIST pidl,LPSTR lpszPath, DWORD dwSize)
 927 {       LPITEMIDLIST    pidlTemp;
 928         LPPIDLDATA      pData;
 929         DWORD           dwCopied = 0;
 930         LPSTR           pText;
 931
 932         TRACE_(pidl)("(%p path=%p)\n",pidl, lpszPath);
 933
 934         if(!pidl)
 935           return 0;
 936
 937         if(_ILIsMyComputer(pidl))
 938         { pidlTemp = ILGetNext(pidl);
 939           TRACE_(pidl)("-- skip My Computer\n");
 940         }
 941         else
 942         { pidlTemp = (LPITEMIDLIST)pidl;
 943         }
 944
 945         if(lpszPath)
 946           *lpszPath = 0;
 947
 948         pData = _ILGetDataPointer(pidlTemp);
 949
 950         while(pidlTemp->mkid.cb && !(PT_VALUE == pData->type))
 951         {
 952           if (!(pText = _ILGetTextPointer(pData->type,pData)))
 953             return 0;                           /* foreign pidl */
 954
 955           dwCopied += strlen(pText);
 956
 957           pidlTemp = ILGetNext(pidlTemp);
 958           pData = _ILGetDataPointer(pidlTemp);
 959
 960           if (lpszPath)
 961           { strcat(lpszPath, pText);
 962
 963             if (pidlTemp->mkid.cb               /* last element ? */
 964                 && (pText[2] != '\\')           /* drive has own '\' */
 965                 && (PT_VALUE != pData->type))   /* next element is value */
 966             { lpszPath[dwCopied] = '\\';
 967               lpszPath[dwCopied+1] = '\0';
 968               dwCopied++;
 969             }
 970           }
 971           else                                          /* only length */
 972           { if (pidlTemp->mkid.cb
 973                 && (pText[2] != '\\')
 974                 && (PT_VALUE != pData->type))
 975               dwCopied++;                               /* backslash between elements */
 976           }
 977         }
 978
 979         TRACE_(pidl)("-- (size=%lu path=%s)\n",dwCopied, debugstr_a(lpszPath));
 980         return dwCopied;
 981 }
 982
 983
 984 /**************************************************************************
 985  *  _ILGetValueText()
 986  *  Gets the text for the last item in the list
 987  */
 988 DWORD WINAPI _ILGetValueText(LPCITEMIDLIST pidl, LPSTR lpszValue, DWORD dwSize)
 989 {       LPITEMIDLIST  pidlTemp=pidl;
 990         CHAR          szText[MAX_PATH];
 991
 992         TRACE_(pidl)("(pidl=%p %p 0x%08lx)\n",pidl,lpszValue,dwSize);
 993
 994         if(!pidl)
 995         { return 0;
 996         }
 997
 998         while(pidlTemp->mkid.cb && !_ILIsValue(pidlTemp))
 999         { pidlTemp = ILGetNext(pidlTemp);
1000         }
1001
1002         if(!pidlTemp->mkid.cb)
1003         { return 0;
1004         }
1005
1006         _ILGetItemText( pidlTemp, szText, sizeof(szText));
1007
1008         if(!lpszValue)
1009         { return strlen(szText);
1010         }
1011
1012         strcpy(lpszValue, szText);
1013
1014         TRACE_(pidl)("-- (pidl=%p %p=%s 0x%08lx)\n",pidl,lpszValue,lpszValue,dwSize);
1015         return strlen(lpszValue);
1016 }
1017
1018 /**************************************************************************
1019  *  _ILGetPidlPath()
1020  *  Create a string that includes the Drive name, the folder text and
1021  *  the value text.
1022  *
1023  * RETURNS
1024  *  strlen(lpszOut)
1025  */
1026 DWORD WINAPI _ILGetPidlPath( LPCITEMIDLIST pidl, LPSTR lpszOut, DWORD dwOutSize)
1027 {       int     len = 0;
1028         LPSTR   lpszTemp = lpszOut;
1029
1030         TRACE_(pidl)("(%p,%lu)\n",lpszOut,dwOutSize);
1031
1032         if(!lpszOut)
1033         { return 0;
1034         }
1035
1036         *lpszOut = 0;
1037
1038         len = _ILGetFolderText(pidl, lpszOut, dwOutSize);
1039
1040         lpszOut += len;
1041         strcpy (lpszOut,"\\");
1042         len++; lpszOut++; dwOutSize -= len;
1043
1044         len += _ILGetValueText(pidl, lpszOut, dwOutSize );
1045
1046         /*remove the last backslash if necessary */
1047         if( lpszTemp[len-1]=='\\')
1048         { lpszTemp[len-1] = 0;
1049           len--;
1050         }
1051
1052         TRACE_(pidl)("-- (%p=%s,%u)\n",lpszTemp,lpszTemp,len);
1053
1054         return len;
1055 }
1056
1057 /**************************************************************************
1058  *  _ILCreate()
1059  *  Creates a new PIDL
1060  *  type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1061  *  pIn = data
1062  *  uInSize = size of data (raw)
1063  */
1064
1065 LPITEMIDLIST WINAPI _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT16 uInSize)
1066 {       LPITEMIDLIST   pidlOut = NULL, pidlTemp = NULL;
1067         LPPIDLDATA     pData;
1068         UINT16         uSize = 0;
1069         LPSTR   pszDest;
1070
1071         TRACE_(pidl)("(0x%02x %p %i)\n",type,pIn,uInSize);
1072
1073         switch (type)
1074         { case PT_DESKTOP:
1075             uSize = 0;
1076             pidlOut = SHAlloc(uSize + 2);
1077             pidlOut->mkid.cb = uSize;
1078             TRACE_(pidl)("- create Desktop\n");
1079             break;
1080
1081           case PT_MYCOMP:
1082             uSize = 2 + 2 + sizeof(GUID);
1083             pidlOut = SHAlloc(uSize + 2);
1084             pidlOut->mkid.cb = uSize;
1085             pData =_ILGetDataPointer(pidlOut);
1086             pData->type = type;
1087             memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1088             TRACE_(pidl)("- create My Computer\n");
1089             break;
1090
1091           case PT_DRIVE:
1092             uSize = 2 + 23;
1093             pidlOut = SHAlloc(uSize + 2);
1094             pidlOut->mkid.cb = uSize;
1095             pData =_ILGetDataPointer(pidlOut);
1096             pData->type = type;
1097             pszDest =  _ILGetTextPointer(type, pData);
1098             memcpy(pszDest, pIn, uInSize);
1099             TRACE_(pidl)("- create Drive: %s\n",debugstr_a(pszDest));
1100             break;
1101
1102           case PT_FOLDER:
1103           case PT_VALUE:
1104             uSize = 2 + 12 + uInSize;
1105             pidlOut = SHAlloc(uSize + 2);
1106             pidlOut->mkid.cb = uSize;
1107             pData =_ILGetDataPointer(pidlOut);
1108             pData->type = type;
1109             pszDest =  _ILGetTextPointer(type, pData);
1110             memcpy(pszDest, pIn, uInSize);
1111             TRACE_(pidl)("- create Value: %s\n",debugstr_a(pszDest));
1112             break;
1113         }
1114
1115         pidlTemp = ILGetNext(pidlOut);
1116         if (pidlTemp)
1117           pidlTemp->mkid.cb = 0x00;
1118
1119         TRACE_(pidl)("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1120         return pidlOut;
1121 }
1122 /**************************************************************************
1123  *  _ILGetData(PIDLTYPE, LPCITEMIDLIST, LPVOID, UINT16)
1124  *
1125  * RETURNS
1126  *  length of data (raw)
1127  */
1128 DWORD WINAPI _ILGetData(PIDLTYPE type, LPCITEMIDLIST pidl, LPVOID pOut, UINT uOutSize)
1129 {       LPPIDLDATA  pData;
1130         DWORD       dwReturn=0;
1131         LPSTR       pszSrc;
1132
1133         TRACE_(pidl)("(%x %p %p %x)\n",type,pidl,pOut,uOutSize);
1134
1135         if( (!pidl) || (!pOut) || (uOutSize < 1))
1136         {  return 0;
1137         }
1138
1139         *(LPSTR)pOut = 0;
1140
1141         pData = _ILGetDataPointer(pidl);
1142
1143         assert ( pData->type == type);
1144
1145         pszSrc = _ILGetTextPointer(pData->type, pData);
1146
1147         if (pszSrc)
1148         { strncpy((LPSTR)pOut, pszSrc, uOutSize);
1149           dwReturn = strlen((LPSTR)pOut)+1;
1150         }
1151         else
1152         { ERR_(pidl)("-- no data\n");
1153         }
1154
1155         TRACE_(pidl)("-- (%p=%s 0x%08lx)\n",pOut,(char*)pOut,dwReturn);
1156         return dwReturn;
1157 }
1158
1159
1160 /**************************************************************************
1161  *  _ILGetDataPointer()
1162  */
1163 LPPIDLDATA WINAPI _ILGetDataPointer(LPITEMIDLIST pidl)
1164 {       if(pidl && pidl->mkid.cb != 0x00)
1165           return (LPPIDLDATA)(&pidl->mkid.abID);
1166         return NULL;
1167 }
1168 /**************************************************************************
1169  *  _ILGetTextPointer()
1170  * gets a pointer to the long filename string stored in the pidl
1171  */
1172 LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1173 {/*     TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1174
1175         if(!pidldata)
1176         { return NULL;
1177         }
1178
1179         switch (type)
1180         { case PT_DRIVE:
1181           case PT_DRIVE1:
1182           case PT_DRIVE2:
1183           case PT_DRIVE3:
1184             return (LPSTR)&(pidldata->u.drive.szDriveName);
1185
1186           case PT_MYCOMP:
1187             return szMyComp;
1188
1189           case PT_SPECIAL:
1190             return szNetHood;
1191
1192           case PT_FOLDER:
1193           case PT_FOLDER1:
1194           case PT_VALUE:
1195           case PT_IESPECIAL:
1196             return (LPSTR)&(pidldata->u.file.szNames);
1197
1198           case PT_WORKGRP:
1199           case PT_COMP:
1200           case PT_NETWORK:
1201           case PT_SHARE:
1202             return (LPSTR)&(pidldata->u.network.szNames);
1203         }
1204         return NULL;
1205 }
1206 /**************************************************************************
1207  *  _ILGetSTextPointer()
1208  * gets a pointer to the long filename string stored in the pidl
1209  */
1210 LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
1211 {/*     TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
1212
1213         if(!pidldata)
1214         { return NULL;
1215         }
1216         switch (type)
1217         { case PT_FOLDER:
1218           case PT_VALUE:
1219           case PT_IESPECIAL:
1220             return (LPSTR)(pidldata->u.file.szNames + strlen (pidldata->u.file.szNames) + 1);
1221           case PT_WORKGRP:
1222             return (LPSTR)(pidldata->u.network.szNames + strlen (pidldata->u.network.szNames) + 1);
1223         }
1224         return NULL;
1225 }
1226 BOOL WINAPI _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1227 {       LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1228         FILETIME ft;
1229         SYSTEMTIME time;
1230
1231         switch (pdata->type)
1232         { case PT_FOLDER:
1233             DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, &ft);
1234             break;
1235           case PT_VALUE:
1236             DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, &ft);
1237             break;
1238           default:
1239             return FALSE;
1240         }
1241         FileTimeToSystemTime (&ft, &time);
1242         return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL,  pOut, uOutSize);
1243 }
1244 BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1245 {       LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1246         char stemp[20]; /* for filesize */
1247
1248         switch (pdata->type)
1249         { case PT_VALUE:
1250             break;
1251           default:
1252             return FALSE;
1253         }
1254         StrFormatByteSizeA(pdata->u.file.dwFileSize, stemp, 20);
1255         strncpy( pOut, stemp, 20);
1256         return TRUE;
1257 }
1258
1259 BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1260 {       char pTemp[MAX_PATH];
1261         const char * pPoint;
1262
1263         TRACE_(pidl)("pidl=%p\n",pidl);
1264
1265         if ( ! _ILGetValueText(pidl, pTemp, MAX_PATH))
1266         { return FALSE;
1267         }
1268
1269         pPoint = PathFindExtensionA(pTemp);
1270
1271         if (! *pPoint)
1272           return FALSE;
1273
1274         pPoint++;
1275         strncpy(pOut, pPoint, uOutSize);
1276         TRACE_(pidl)("%s\n",pOut);
1277
1278         return TRUE;
1279 }